TREA

Qing Yao

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  • Qingdao, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Constant temperature wine cellar
    • Patent number D460466
    • Issue date Jul 16, 2002
    • Haier Group Corporation
    • Jian Ma
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Wine cellar with long handle
    • Patent number D453169
    • Issue date Jan 29, 2002
    • Haier Group Corporation
    • Jian Ma
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Wine cellar
    • Patent number D452869
    • Issue date Jan 8, 2002
    • Haier Group Corporation
    • Jian Ma
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    Glass-door icebox
    • Publication number 20020060511
    • Publication date May 23, 2002
    • Jian Ma
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS